Infinity Partner Detail

Nex-Gen Windows and Doors in Fort Collins, CO

Infinity from Marvin hand-selected us as their Independent retail partner based on our expertise and passion for serving our community.

Infinity Replacement Windows

Infinity Windows from Nex-Gen Windows and Doors in Loveland, CO

Nex-Gen Windows and Doors in Fort Collins, CO is a family-owned and operated business with a commitment to excellence for each and every customer. With over 35 years of experience in the window and door industry, we have learned the secret of setting ourselves apart from every other company. We recognize the importance of offering the highest quality, time-proven, and trusted brands of leading-edge products at competitive prices. Honestly, that’s the easy part! Because everyone knows that a great window or door is worth nothing if it’s not upheld by expert installation and outstanding customer service.

Find out the advantages of family owned service and products from the expert representatives at Nex-Gen Windows and Doors and built-for-life Infinity replacement windows.

Nex-Gen Windows and Doors in Fort Collins, CO
3600 Mitchell Dr. Unit 50C
Fort Collins, CO 80525

(970) 778-3955

Infinity Diamond Partner

Special Offer Today
$750 Off Installation With Purchase of 5 or more windows


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Built to last with Ultrex fiberglass

Infinity from Marvin fiberglass windows and doors are built with Ultrex® fiberglass making Infinity windows stronger than vinyl windows and requiring less maintenance than wood windows.

COMPARE INFINITY Vinyl Vinyl/Wood Composites (Fibrex®) Infinity Ultrex® Fiberglass
DURABILITY
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GOOD BETTER BEST
STABILITY
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GOOD BETTER BEST
STRENGTH
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GOOD BETTER BEST

Fibrex® is a registered trademark of Andersen Corporation.

Explore Infinity’s fiberglass window and patio door collection

Browse our complete replacement window patio door collection to learn how Infinity from Marvin fiberglass windows offer durability, style and strong performance.

Explore Infinity’s fiberglass window and patio door collection

Browse our complete replacement window patio door collection to learn how Infinity from Marvin fiberglass windows offer durability, style and strong performance.